Frequently Asked Questions

Some of our Listerine mouthwash contain alcohol, it can lead to a strong taste for some users. We do have milder tasting variants which are alcohol free.

Try:

Nightly Reset

Total Care Milder Taste or

Cool Mint Milder Taste or

Advanced White Milder Taste.

Listerine mouthwashes do not contain sugars. They do however contain artificial sweeteners

Listerine mouthwash should be used twice a day. Please see directions of use on the product label.

It is recommended to use Listerine mouthwash twice a day after brushing. Please see directions of how to use Listerine on the product label.

Although oral hygiene is important, we have not studied the effects of Listerine use whilst pregnant. Before using any product whilst pregnant, we would advise that you seek advice from your doctor, midwife or dentist.

Most Listerine mouthwashes contain fluoride.

Listerine is especially effective when used daily morning and night when used as part of your oral health care routine. Check out the benefits of each of our mouthwashes here: https://www.listerine.co.uk/products

Listerine mouthwash is intended to be rinsed around the mouth and then spat out. Do not swallow Listerine mouthwash.

If you accidentally swallowed mouthwash, seek medical help.

Yes! Listerine Zero is an antiseptic mouthwash (now known as Listerine Milder Taste) contains 4 essential oils which help fight plaque bacteria.

Listerine is formulated to prevent certain oral health issues and maintain good oral health. It is not indicated for toothache. We recommend you seek the help of your dental health care professional if you’re experiencing a toothache.

You can find the expiration date printed on the back of:

Listerine Advanced Defence Gum Treatment

Listerine Advanced Defence Sensitive

All other Listerine products can be used up to 12 months after opening.

Listerine Advanced Defence Gum Treatment has been proven to promote healthy gums in as little as two weeks.

Listerine mouthwash is not recommended for oral infections. We recommend you seek the help of your dental health care professional if you have an infection in your mouth.

Some Listerine mouthwash contain fluoride to help strengthen teeth, and our essential oil containing mouthwashes help reduce plaque bacteria to maintain healthy teeth & healthy gums.

If you swallowed mouthwash accidentally, please seek advice from your healthcare professional.

For best results, Listerine mouthwash should be used twice a day. Please see directions of use on the product label.

You can find the expiration date printed on the back of:

Listerine Advanced Defence Gum Treatment

Listerine Advanced Defence Sensitive

All other Listerine products are safe for use up to 12 months after opening.

1. Chew for 10s to activate tablet

2. Swish for 30s for a whole mouth clean and fresh feeling

3. Swallow and go!

We’re really sorry to confirm that due to low regional demand, Listerine Original has been discontinued and is no longer distributed in the UK and Ireland markets.

We recognise our Listerine Original users enjoyed the non-mint flavour and yellow colour of our iconic mouthwash and are pleased to confirm that we have launched a new mouthwash to meet this need. Try Listerine Fresh Ginger & Lime Milder Taste Mouthwash!